Standards
The Open Group works with customers and suppliers of IT products and services, and with consortia and other standards organizations to capture, clarify, and integrate current and emerging requirements, establish standards and policies, and share best practices. Our standards ensure openness, interoperability, and consensus.
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The TOGAF® Standard, Version 9.2
Learn MoreThe TOGAF® Standard, a standard of The Open Group, is a proven Enterprise Architecture methodology and framework used by the world's leading organizations to improve business efficiency. It is the most prominent and reliable Enterprise Architecture standard, ensuring consistent standards, methods, and communication among Enterprise Architecture professionals. Those fluent in the TOGAF approach enjoy greater industry credibility, job effectiveness, and career opportunities.
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The TOGAF® Standard, Version 9.2 (Member License)
Downloading the TOGAF Standard, Version 9.2 Standard as an Architecture Forum MemberLearn MoreThe TOGAF Standard, Version 9.2 is available to all to download free-of-charge for non-commercial use. That will usually mean using it inside your organization. To use the TOGAF standard for commercial purposes, a Commercial License is available (more ...).
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The TOGAF® Standard, Version 9.2 (90-Day Evaluation License)
Downloading the TOGAF Standard, Version 9.2 as a Non-MemberLearn MoreThe TOGAF Standard, Version 9.2 is available to all to download free-of-charge for non-commercial use. That will usually mean using it inside your organization. To use the TOGAF standard for commercial purposes, a Commercial License is available (more ...).
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Healthcare Enterprise Reference Architecture (HERA)
This document is a Snapshot of what is intended to become The Open Group Healthcare Enterprise Reference Architecture (HERA) standard. It is a framework for the development of a reference architecture for a healthcare company.Learn MoreNote: This document is freely available to members and non-members of The Open Group. In order to download publications from the Library you need an account for The Open Group website. If you are a first-time user register for an account here.
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Date Property Core Index Extensions of the O-DEF™
Superseded by C202Learn MoreThis document is a Snapshot of what is intended to become an Open Group Standard for the Date Property Core Index Extensions of the Open Data Element Framework (O-DEF) – the Date Property Extensions.
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Single UNIX® Specification, Version 4, 2018 Edition
Technically identical to IEEE Std 1003.1-2017 and ISO/IEC 9945:2009 including ISO/IEC 9945:2009/Cor 1:2013(E) and ISO/IEC 9945:2009/Cor 2:2017(E) with the addition of X/Open Curses.Learn MoreFor the PDF edition of the Base Specifications Issue 7, see C181
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Base Specifications, Issue 7, 2018 Edition
Technically identical to IEEE Std 1003.1, 2017 Edition (published in 2018)Learn MoreThe 2018 Edition incorporates the Single UNIX Specification, Version 4 Technical Corrigendum No. 1 and Technical Corrigendum No. 2.
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FACE™ Technical Standard, Edition 3.0
This document is The Open Group FACE™ (Future Airborne Capability Environment) Technical Standard, Edition 3.0, and embodies a set of requirements and descriptions referred to as the FACE Technical Standard.Learn More -
ISO 4217 Currency Codes (ISO 4217) Plugins for the O-DEF™
This document is a Snapshot of what is intended to become an Open Group Standard for the ISO 4217 Currency Codes (ISO 4217) Plugins for the Open Data Element Framework (O-DEF) – the ISO 4217 Plugins.Learn More -
Standard Industrial Classification (SIC) Plugin for the O-DEF™
This document is a Snapshot of what is intended to become an Open Group Standard for the Standard Industrial Classification (SIC) Plugin for the Open Data Element Framework (O-DEF) – the SIC Plugin.Learn More